Home / 15,552,020.80-23,328,031.20-8,385,659.20

Finding the Fourth Proportional to 15,552,020.80, 23,328,031.20 and 8,385,659.20

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Solution

The fourth proportional to 15,552,020.80, 23,328,031.20 and 8,385,659.20 is: 12,578,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,020.80 : 23,328,031.20 = 8,385,659.20 : x
  2. Step 2: Convert to fraction form
    15,552,020.80/23,328,031.20 = 8,385,659.20/x
  3. Step 3: Cross multiply
    15,552,020.80x = 23,328,031.20 × 8,385,659.20
  4. Step 4: Simplify right side
    15,552,020.80x = 195,620,919,450,167.03
  5. Step 5: Solve for x
    x = 195,620,919,450,167.03/15,552,020.80
  6. Step 6: Final answer
    x = 12,578,488.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.